Air Quality
Excellent
No health implications.
35
PM2.5
38
PM10
37
O3
0.6
CO
6
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 May
46
Excellent
Mon
18 May
55
Good
Tue
19 May
57
Good
Wed
20 May
67
Good
Thu
21 May
68
Good
Fri
22 May
39
Excellent
Sat
23 May
25
Excellent
Air quality in the last 12 months (Song County)
|
2026/04
|
54
|
70
|
93
|
82
|
84
|
88
|
81
|
53
|
41
|
61
|
64
|
61
|
47
|
49
|
53
|
54
|
58
|
66
|
102
|
131
|
39
|
27
|
38
|
43
|
41
|
54
|
73
|
81
|
54
|
49
|
|
|
2026/03
|
33
|
52
|
79
|
121
|
80
|
89
|
58
|
67
|
104
|
127
|
143
|
138
|
161
|
116
|
40
|
61
|
88
|
72
|
71
|
79
|
83
|
105
|
98
|
81
|
63
|
75
|
67
|
63
|
66
|
68
|
80
|
|
2026/02
|
104
|
76
|
105
|
98
|
95
|
71
|
60
|
77
|
80
|
92
|
97
|
98
|
93
|
77
|
78
|
36
|
66
|
60
|
57
|
53
|
91
|
216
|
194
|
54
|
48
|
42
|
60
|
57
|
|||
|
2026/01
|
70
|
115
|
136
|
99
|
59
|
41
|
49
|
55
|
54
|
74
|
66
|
70
|
79
|
91
|
79
|
103
|
93
|
69
|
63
|
72
|
103
|
113
|
121
|
192
|
168
|
173
|
151
|
156
|
177
|
135
|
123
|
|
2025/12
|
139
|
110
|
58
|
73
|
97
|
110
|
100
|
87
|
127
|
149
|
143
|
54
|
86
|
65
|
70
|
108
|
145
|
159
|
142
|
88
|
105
|
96
|
96
|
88
|
56
|
92
|
102
|
112
|
92
|
151
|
82
|
|
2025/11
|
52
|
64
|
92
|
134
|
127
|
104
|
42
|
40
|
73
|
91
|
89
|
81
|
72
|
86
|
85
|
78
|
27
|
27
|
36
|
55
|
65
|
69
|
74
|
105
|
78
|
114
|
170
|
95
|
80
|
82
|
|
|
2025/10
|
20
|
11
|
27
|
30
|
13
|
16
|
26
|
31
|
14
|
18
|
28
|
33
|
32
|
50
|
47
|
50
|
14
|
30
|
50
|
42
|
41
|
68
|
88
|
124
|
78
|
57
|
102
|
93
|
120
|
109
|
102
|
|
2025/09
|
27
|
34
|
26
|
15
|
17
|
46
|
45
|
26
|
24
|
38
|
12
|
19
|
29
|
32
|
38
|
32
|
28
|
16
|
13
|
21
|
33
|
13
|
11
|
25
|
33
|
32
|
19
|
18
|
25
|
33
|
|
|
2025/08
|
34
|
35
|
32
|
38
|
36
|
25
|
33
|
20
|
16
|
23
|
24
|
34
|
36
|
31
|
32
|
21
|
28
|
35
|
28
|
25
|
29
|
34
|
30
|
26
|
43
|
44
|
38
|
25
|
16
|
19
|
20
|
|
2025/07
|
14
|
18
|
20
|
26
|
18
|
26
|
25
|
36
|
32
|
37
|
51
|
51
|
42
|
35
|
34
|
44
|
32
|
40
|
42
|
37
|
28
|
30
|
17
|
22
|
27
|
31
|
31
|
30
|
31
|
33
|
36
|
|
2025/06
|
44
|
47
|
45
|
42
|
42
|
43
|
43
|
51
|
48
|
61
|
59
|
51
|
48
|
40
|
41
|
52
|
50
|
21
|
20
|
34
|
33
|
44
|
37
|
45
|
40
|
22
|
31
|
23
|
31
|
26
|
|
|
2025/05
|
73
|
82
|
63
|
57
|
115
|
236
|
149
|
92
|
86
|
47
|
42
|
49
|
57
|
60
|
53
|
55
|
115
|
102
|
87
|
65
|
72
|
66
|
79
|
61
|
54
|
47
|
70
|
71
|
71
|
52
|
40
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution